Question 1

Figure 23.3
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label A.

Accepted Answer

A)  Hilum 
B)  Afferent vessel 
C)  Trabeculae 
D)  Medullary cord 
E)  Efferent vessel 
A)  Hilum 
B)  Afferent vessel 
C)  Trabeculae 
D)  Medullary cord 
E)  Efferent vessel

Question 2

Figure 23.1
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label A.

Accepted Answer

A)  Spleen 
B)  Cervical lymph nodes 
C)  Cisterna chyli 
D)  Tonsil 
E)  Thymus 
A)  Spleen 
B)  Cervical lymph nodes 
C)  Cisterna chyli 
D)  Tonsil 
E)  Thymus

Question 3

If the medulla of a lymph node is damaged, what components of the lymphatic system will be affected?

Accepted Answer

A)  NK cells 
B)  T cells 
C)  B cells 
D)  lacteals 
E)  None; this region does not produce any types of lymphocytes. 
A)  NK cells 
B)  T cells 
C)  B cells 
D)  lacteals 
E)  None; this region does not produce any types of lymphocytes.

Question 4

Which of the lymphatic trunks drain into the cisterna chyli?

Accepted Answer

A)  intestinal trunks 
B)  lumbar trunks 
C)  intestinal trunks and lumbar trunks 
D)  subclavian trunks and jugular trunks 
E)  bronchomediastinal trunks and intestinal trunks 
A)  intestinal trunks 
B)  lumbar trunks 
C)  intestinal trunks and lumbar trunks 
D)  subclavian trunks and jugular trunks 
E)  bronchomediastinal trunks and intestinal trunks

Question 5

In the lymphatic system, most invading pathogens are first encountered by ________.

Accepted Answer

A)  primary lymphatic structures 
B)  tertiary lymphatic structures 
C)  the skin 
D)  secondary lymphatic structures 
E)  the liver 
A)  primary lymphatic structures 
B)  tertiary lymphatic structures 
C)  the skin 
D)  secondary lymphatic structures 
E)  the liver

Question 6

Which organ or tissue contains equal numbers of B and T cells?

Accepted Answer

A)  bone marrow 
B)  thymus 
C)  blood 
D)  spleen 
E)  liver 
A)  bone marrow 
B)  thymus 
C)  blood 
D)  spleen 
E)  liver

Question 7

Figure 23.1
   
Identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label G.

Accepted Answer

A)  Thymus 
B)  Cervical lymph nodes 
C)  Cisterna chyli 
D)  Lumbar lymph nodes 
E)  Thoracic duct 
A)  Thymus 
B)  Cervical lymph nodes 
C)  Cisterna chyli 
D)  Lumbar lymph nodes 
E)  Thoracic duct

Question 8

Which of the following is a lymphoid function of the spleen?

Accepted Answer

A)  production of B and T cells 
B)  maturation of T cells 
C)  phagocytosis of damaged or infected cells circulating with the blood 
D)  addition of many new NK cells to the circulation 
E)  filtration of lymph 
A)  production of B and T cells 
B)  maturation of T cells 
C)  phagocytosis of damaged or infected cells circulating with the blood 
D)  addition of many new NK cells to the circulation 
E)  filtration of lymph

Question 9

Which of the following is a function of the cytotoxic T cells?

Accepted Answer

A)  removal of abnormal blood cells 
B)  humoral immunity 
C)  iron storage 
D)  initiation of the immune response 
E)  cell-mediated immunity 
A)  removal of abnormal blood cells 
B)  humoral immunity 
C)  iron storage 
D)  initiation of the immune response 
E)  cell-mediated immunity

Question 10

Which of the following is NOT a function of the spleen?

Accepted Answer

A)  removal of abnormal blood cells from the blood 
B)  collection of fluids from the surrounding tissues 
C)  storage of iron 
D)  initiation of immune responses from B and T cells 
E)  production of lymphocytes 
A)  removal of abnormal blood cells from the blood 
B)  collection of fluids from the surrounding tissues 
C)  storage of iron 
D)  initiation of immune responses from B and T cells 
E)  production of lymphocytes

Question 11

Which of the following is (are)true of the cortex of thymic lobules?

Accepted Answer

A)  It lacks an internal structure of a cortex and a medulla. 
B)  It is the site of the production of lymphocytes, but not of the T cells. 
C)  It contains lymphoid stem cells. 
D)  It contains special capillaries that allow for free exchange between the circulation and the interstitial fluid. 
E)  They average approximately 20mm in width. 
A)  It lacks an internal structure of a cortex and a medulla. 
B)  It is the site of the production of lymphocytes, but not of the T cells. 
C)  It contains lymphoid stem cells. 
D)  It contains special capillaries that allow for free exchange between the circulation and the interstitial fluid. 
E)  They average approximately 20mm in width.

Question 12

Elongated masses of dense lymphoid tissue between the sinuses in the medulla of lymph nodes are known as ________.

Accepted Answer

A)  medullary cords 
B)  corpuscles 
C)  the deep cortex 
D)  paracortical areas 
E)  the outer cortex 
A)  medullary cords 
B)  corpuscles 
C)  the deep cortex 
D)  paracortical areas 
E)  the outer cortex

Question 13

In mucosa-associated lymphoid tissue (MALT), lymphocytes are aggregated in the epithelia of the ________.

Accepted Answer

A)  urinary system 
B)  respiratory system 
C)  reproductive system 
D)  endocrine system 
E)  MALT is found in all of these systems. 
A)  urinary system 
B)  respiratory system 
C)  reproductive system 
D)  endocrine system 
E)  MALT is found in all of these systems.

Question 14

Which of the following is a primary function of the lymphatic system in the body?

Accepted Answer

A)  to produce hormones 
B)  to maintain actin and myosin concentrations for muscle contractions 
C)  to produce, maintain, and distribute lymphocytes 
D)  to distribute erythrocytes 
E)  to produce myelin-producing cells 
A)  to produce hormones 
B)  to maintain actin and myosin concentrations for muscle contractions 
C)  to produce, maintain, and distribute lymphocytes 
D)  to distribute erythrocytes 
E)  to produce myelin-producing cells

Question 15

________ confer cell-mediated immunity on the body tissues they defend.

Accepted Answer

A)  Helper T cells 
B)  NK cells 
C)  Regulatory T cells 
D)  B cells 
E)  Cytotoxic T cells 
A)  Helper T cells 
B)  NK cells 
C)  Regulatory T cells 
D)  B cells 
E)  Cytotoxic T cells

Question 16

Blood vessels and nerves enter and exit a lymph node at the ________ of the node.

Accepted Answer

A)  apex 
B)  base 
C)  cortex 
D)  medulla 
E)  hilum 
A)  apex 
B)  base 
C)  cortex 
D)  medulla 
E)  hilum

Question 17

What is the function of a lymphocyte's membrane receptors?

Accepted Answer

A)  recognize specific antigens 
B)  produce antibodies 
C)  initiate mitosis to generate memory lymphocytes 
D)  monitor pH of interstitial fluids 
E)  bind to other lymphocytes to attack pathogens 
A)  recognize specific antigens 
B)  produce antibodies 
C)  initiate mitosis to generate memory lymphocytes 
D)  monitor pH of interstitial fluids 
E)  bind to other lymphocytes to attack pathogens

Question 18

Lymphatic trunks collect lymph from ________.

Accepted Answer

A)  lacteals 
B)  superficial lymphatics and veins 
C)  deep lymphatics and arteries 
D)  both superficial and deep lymphatics 
E)  arteries 
A)  lacteals 
B)  superficial lymphatics and veins 
C)  deep lymphatics and arteries 
D)  both superficial and deep lymphatics 
E)  arteries

Question 19

The medulla of the thymus contains ________.

Accepted Answer

A)  thymic corpuscles 
B)  B cells 
C)  macrophages 
D)  granulocytes 
E)  lymphoid stem cells 
A)  thymic corpuscles 
B)  B cells 
C)  macrophages 
D)  granulocytes 
E)  lymphoid stem cells

Question 20

Lymphatics carry lymph only from peripheral tissues to the ________.

Accepted Answer

A)  fourth ventricle 
B)  venous system 
C)  renal system 
D)  digestive system 
E)  arterial system 
A)  fourth ventricle 
B)  venous system 
C)  renal system 
D)  digestive system 
E)  arterial system

Exam 23: The Lymphatic System

Figure 23.3 Identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label A.

Figure 23.1 Identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label A.

If the medulla of a lymph node is damaged, what components of the lymphatic system will be affected?

Which of the lymphatic trunks drain into the cisterna chyli?

In the lymphatic system, most invading pathogens are first encountered by ________.

Which organ or tissue contains equal numbers of B and T cells?

Figure 23.1 Identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label G.

Which of the following is a lymphoid function of the spleen?

Which of the following is a function of the cytotoxic T cells?

Which of the following is NOT a function of the spleen?

Which of the following is (are)true of the cortex of thymic lobules?

Elongated masses of dense lymphoid tissue between the sinuses in the medulla of lymph nodes are known as ________.

In mucosa-associated lymphoid tissue (MALT), lymphocytes are aggregated in the epithelia of the ________.

Which of the following is a primary function of the lymphatic system in the body?

________ confer cell-mediated immunity on the body tissues they defend.

Blood vessels and nerves enter and exit a lymph node at the ________ of the node.

What is the function of a lymphocyte's membrane receptors?

Lymphatic trunks collect lymph from ________.

The medulla of the thymus contains ________.

Lymphatics carry lymph only from peripheral tissues to the ________.

Foundations: An Introduction to Anatomy

Foundations: The Cell

Foundations: Tissues and Early Embryology

The Integumentary System

The Skeletal System: Osseous Tissue and Skeletal Structure

The Skeletal System: Axial Division

The Skeletal System: Appendicular Division

The Skeletal System: Articulations

The Muscular System: Skeletal Muscle Tissue and Muscle Organization

The Muscular System: Axial Musculature

The Muscular System: Appendicular Musculature

Surface Anatomy and Cross-Sectional Anatomy

The Nervous System: Neural Tissue

The Nervous System: The Spinal Cord and Spinal Nerves

The Nervous System: Sensory and Motor Tracts of the Spinal Cord

The Nervous System: The Brain and Cranial Nerves

The Nervous System: Autonomic Nervous System

The Nervous System: General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: The Heart

The Cardiovascular System: Vessels and Circulation

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

Embryology and Human Development

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